网友您好, 请在下方输入框内输入要搜索的题目:
题目内容
(请给出正确答案)
Around 3000B.C., some of () from the Mediterranean lands settled in Britain.
A.Iberrians
B.Celtics
C.Anglo-Saxons
D.Vikings
参考答案
更多 “ Around 3000B.C., some of () from the Mediterranean lands settled in Britain. A.IberriansB.CelticsC.Anglo-SaxonsD.Vikings ” 相关考题
考题
与“SELECT DISTINCT歌手号:FROM歌手WHERE最后得分>=ALL; (SELECT最后得分FROM歌手WHERE SUBSTR(歌手号,1,1)=“2”)”等价的SQL语句是 ______。A.SELECT DISTINCT歌手号FROM歌手WHERE最后得分>=; (SELECT MAX(最后得分)FROM歌手WHERE SUBSTR(歌手号,1,1)=“2”)B.SELECT DISTINCT歌手号FROM歌手WHERE最后得分>=; (SELECT MIX(最后得分)FROM歌手WHERE SUBSTR(歌手号,1,1)=“2”)C.SELECT DISTINCT歌手号FROM歌手WHERE最后得分>=ANY; (SELECT最后得分FROM歌手WHERE SUBSTR(歌手号,1,1)=“2”)D.SELECT DISTINCT歌手号FROM歌手WHERE最后得分>=SOME; (SELECT最后得分FROM歌手WHERE SUBSTR(歌手号,1,1)=“2”)
考题
有SQL语句: SELECT DISTINCT系号FROM教师WHERE工资>=; ALL(SELECT工资FROM教师WHERE系号="02") 与如上语句等价的SQL语句是A.SELECT DISTINCT系号FROM教师WHERE工资>=; (SELECT MAX(工资)FROM教师WHERE系号="02")B.SELECT DISTINCT系号FROM教师WHERE工资>=; (SELECT MIN(工资)FROM教师WHERE系号="02")C.SELECT DISTINCT系号FROM教师WHERE工资>=; ANY(SELECT工资FROM教师WHERE系号="02")D.SELECT DISTINCT系号FROM教师WHERE工资>=; SOME(SELECT工资FROM教师WHERE系号="02")
考题
与 “ SELECT DISTINCT 歌手号 FROM 歌手 WHERE 最后得分> = ALL ;(SELECT 最后得分 FROM 歌手 WHERE SUBSTR( 歌手号 ,1,1)="2") ” 等价的 SQL 语句是A)SELECT DISTINCT 歌手号 FROM 歌手 WHERE 最后得分> = ;(SELECT MAX( 最后得分 ) FROM 歌手 WHERE SUBSTR( 歌手号 ,1,1)="2")B)SELECT DISTINCT 歌手号 FROM 歌手 WHERE 最后得分> = ;(SELECT MIN( 最后得分 ) FROM 歌手 WHERE SUBSTR( 歌手号 ,1,1)="2")C)SELECT DISTINCT 歌手号 FROM 歌手 WHERE 最后得分> =ANY ;(SELECT 最后得分 FROM 歌手 WHERE SUBSTR( 歌手号 ,1,1)="2")D)SELECT DISTINCT 歌手号 FROM 歌手 WHERE 最后得分> =SOME ;(SELECT 最后得分 FROM 歌手 WHERE SUBSTR( 歌手号 ,1,1)="2")
考题
有SQL语句:SELECT DISTINCT 系号 FROM 教师 WHERE 工资=;ALL(SELECT 工资 FROM 教师 WHERE 系号=“02”)与如上语句等价的SQL语句是A) SELECT DISTINCT 系号 FROM 教师 WHERE 工资>=;(SELECT MAX(工资)FROM教师WHERE系号="02")B)SELECT DISTINCT 系号 FROM 教师 WHERE 工资>=;(SELECT MIN(工资)FROM 教师 WHERE 系号="02")C)SELECT DISTINCT 系号 FROM 教师 WHERE 工资>=;ANY(SELECT 工资 FROM 教师 WHERE 系号="02")D)SELECT DISTINCT 系号 FROM 教师 WHERE 工资>=;SOME(SELECT 工资 FROM 教师 WHERE 系号="02")
考题
有SQL语句: SELECTDISTINCT系号FROM教师WHERE工资=; ALL(SELECT工资FROM教师WHERE系号="02") 与如上语句等价的SQL语句是A.SELECTDISTINCT系号FROM教师WHERE工资=; (SELECTMAX(工资)FROM教师WHERE系号="02")B.SELECTDISTINCT系号FROM教师WHERE工资=; (SELECTMIN(工资)FROM教师WHERE系号="02")C.ELECTDISTINCT系号FROM教师WHERE工资=; ANY(SELECT工资FROM教师WHERE系号="02")D.SELECTDISTINCT系号FROM教师WHERE工资=; SOME(SELECT工资FROM教师WHERE系号="02")
考题
有SQL语句: SELECT DISTINCT 系号 FROM 教师 WHERE 工资>=; ALL(SELECT 工资 FROM 教师 WHERE 系号 =“02”) 与如上语句等价的SQL语句是A.SELECT DISTINCT 系号 PROM 教师 WHERE 工资>=; (SELECT MAX(工资)FROM 教师 WHERE 系号=“02”)B.SELECT DISTINCT 系号 FROM 教师 WHERE 工资=; (SELECT MIN(工资)FROM 教师 WHERE 系号=“02”)C.SELECT DISTINCT 系号 FROM 教师 WHERE 工资>=; ANY(SELECT 工资 FROM 教师 WHERE 系号=“02”)D.SELECT DISTINCT 系号 FROM 教师 WHERE 工资>=; SOME(SELECT 工资 FROM 教师 WHERE 系号=“02”)
考题
有SQL语句:SELECT DISTINCT系号FROM教师WHERE 工资=ALL (SELECT 工资FROM教师WHERE系号=\02\) 与如上语句等价的SQL语句是A.SELECT DISTINCT系号FROM教师WHERE工资=(SELECT MAX(工资)FROM教师WHERE 系号="02")B.SELECT DISTINCT系号FROM教师WHERE工资=(SELECT MIN(工资)FROM教师WHERE 系号="02")C.SELECT DISTINCT系号FROM教师WHERE工资=(ANY(SELECT(工资)FROM教师WHERE 系号="02")D.SELECT DISTINCT系号FROM教师WHERE工资=(SOME (SELECT(工资)FROM教师WHERE 系号="02")
考题
The personal computer was a revolution in information technology that spawned a $50 billion hardware business with another $30 billion in software and peripherals (e.g. mouse keyboard printer etc. ) by 199. During its short 15 years the industry evolved through three successive periods. During its first 5 to 6 years it was characterized by explosive growth and multiple small competitors vying for a piece of the market. From 1981 to 1985 the industry became a battle for standards and retail shelf space. The third eras was one of increasing fragmentation. From 1986 through 1991-1992 new manufacturers from around the world granted from the industry leaders as new channels of distribution emerged and product innovation as well as revenue growth slowed
During the early years of the industry venture capital in the U.S. encouraged the entry of new firms that offered products in every conceivable shape and size. By 1980 new entrants flooded the market prompting distinct standards and unique technical features. Almost every firm had a different configuration of hardware and software. The first PC had relatively little speed or memory. However even these earl computers allowed managers to perform tasks that were very time consuming.
When did the PC industry start?A. Around 1981
B. Around 1966
C. Around 1976
D. Around 1992
考题
资料:The personal computer was a revolution in information technology that spawned a $50 billion hardware business, with another $30 billion in software and peripherals (eg. mouse, keyboard, printer, etc.) by 1991. During its short 15 years, the industry evolved through three successive periods. During its first 5 to 6 years, it was characterized by explosive growth and multiple, small competitors vying for a piece of the market. From 1981 to 1985, the industry became a battle for standards and retail shelf space. The third era was one of increasing fragmentation. From 1986 through 1991-1992, new manufacturers from around the world grabbed from the industry leaders as new channels of distribution emerged and product innovation as well as revenue growth slowed.
During the early years of the industry, venture capital in the U.S. encouraged the entry of new firms that offered products in every conceivable shape and size. By 1980, new entrants flooded the market, prompting distinct standards and unique technical features. Almost every firm had a different configuration of hardware and software. The first PC had relatively little speed or memory. However, even these early computers allowed managers to perform tasks that were very time consuming.
When did the PC industry start?A.Around 1981.
B.Around 1986.
C.Around 1976.
D.Around 1992.
热门标签
最新试卷